Question
| Column A(Class) | Column B (Example | ||
| (1) | Mammalia | (a) | Sea horse |
| (2) | Pisces | (b) | Elephant |
| (3) | Reptilia | (c) | Toad |
| (4) | Amphibia | (d) | Tortoise |
| Column A(Class) | Column B (Example | ||
| (1) | Mammalia | (a) | Sea horse |
| (2) | Pisces | (b) | Elephant |
| (3) | Reptilia | (c) | Toad |
| (4) | Amphibia | (d) | Tortoise |
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| Column A | Column B | Column C |
| (i) Triad | (a) Positive change on the nuleus | (1) Mendeleev |
| (ii) Octave | (b) Sequential change in molecular formulae | (2) Dobereiner |
| (iii) Atomic number | (c) Average of the first and the third atomic mass | (3) Newlands |
| (iv) Period | (d) Properties of the eighth element similar to the first | (4) Mosely |
| Column A | Column B |
| (1) Corynobacterium | (a) Lactic acid |
| (2) Aspergillus niger | (b) Itaconic acid |
| (3) Lactobacillus delbrueckii | (c) Gluconic acid |
| (4) Aspergillus itaconius | (d) Wine |
| (e) L-glulamic acid |
| Column 'A' | Column 'B' | Column 'C' |
| (1) Coal | (a) Potential energy | A. Wind electricity plant |
| (2) Uranium | (b) Kinetic energy | B. Hydro electric plant |
| (3) Water reservoir | (c) Nuclear energy | C. Thermal plant |
| (4) Wind | (d) Thermal energy | D. Nuclear power station |
| Group A | Group B |
| 1. Straight chain hydrocarbon | a) Benzene |
| 2. Branched chain hydrocarbon | b) Propyne |
| 3. Cyclic hydrocarbon | c) Isobutylene |
| Column A | Column B |
| 1) Alkaline earth metals | a) Group 18 |
| 2) Alkali metals | b) Group 17 |
| 3) Halogen | c) Group 2 |
| 4) Noble gas | d) Group 1 |
| e) Group 14 |
| Column 'A' | Column 'B' |
| (1) Thermal power | (a) Only avalible in day time |
| (2) Wind power | (b) Air pollution |
| (3) Solar power | (c) Atomic radiation |
| (4) Atomic power | (d) Wind velocity |
| Column A | Column B |
| (1) Solid fuel | (a) Vegetable oils |
| (2) Liquid fuel | (b) Gobar gas |
| (3) Gaseous fuel | (c) Crop residue |
| Group A | Group B |
| 1. ZnS | a) Copper Sulphide |
| 2. HgS | b) Bauxite |
| c) Cinnabar | |
| d) Zinc blend |
| Column $A$ | Column $B$ | ||
| $(1)$ | $CH_3COOH + CH_3 - CH_2- OH \xrightarrow[\text { Catalyst }]{\text { Acid }} CH_3-COO-CH_2-CH_3+H_2O$ | $(a)$ | Addition Reaction |
| $(2)$ | $CH _2= CH _2+ H _2 \xrightarrow{ Ni } CH _3- CH _3$ | $(b)$ | Substitution reaction |
| $(3)$ | $CH _4+ Cl _2 \xrightarrow{\text { Sunlight }} CH _3 Cl + HCl$ | $(c)$ | Neutralisation reaction |
| $(4)$ | $CH_3COOH + NaOH \rightarrow CH_{3 }COONa + H_2O$ | $(d)$ | Esterification reaction |